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Stock Compensation Plans and Stock Based Compensation (Details 4) - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2019
Dec. 29, 2018
Dec. 30, 2017
Intrinsic Value And Cash Received From Stock Options Exercised      
Intrinsic value of options exercised $ 51,625 $ 31,109 $ 45,643
Cash received from options exercised $ 14,553 $ 11,748 $ 22,255